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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
<FONT color="green">003</FONT>     * contributor license agreements.  See the NOTICE file distributed with<a name="line.3"></a>
<FONT color="green">004</FONT>     * this work for additional information regarding copyright ownership.<a name="line.4"></a>
<FONT color="green">005</FONT>     * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
<FONT color="green">006</FONT>     * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
<FONT color="green">007</FONT>     * the License.  You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     *      http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT>     *<a name="line.10"></a>
<FONT color="green">011</FONT>     * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT>     * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT>     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT>     * See the License for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT>     * limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    package org.apache.commons.lang3;<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>    import java.lang.annotation.Annotation;<a name="line.19"></a>
<FONT color="green">020</FONT>    import java.lang.reflect.InvocationTargetException;<a name="line.20"></a>
<FONT color="green">021</FONT>    import java.lang.reflect.Method;<a name="line.21"></a>
<FONT color="green">022</FONT>    import java.util.Arrays;<a name="line.22"></a>
<FONT color="green">023</FONT>    <a name="line.23"></a>
<FONT color="green">024</FONT>    import org.apache.commons.lang3.builder.ToStringBuilder;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.apache.commons.lang3.builder.ToStringStyle;<a name="line.25"></a>
<FONT color="green">026</FONT>    <a name="line.26"></a>
<FONT color="green">027</FONT>    /**<a name="line.27"></a>
<FONT color="green">028</FONT>     * &lt;p&gt;Helper methods for working with {@link Annotation} instances.&lt;/p&gt;<a name="line.28"></a>
<FONT color="green">029</FONT>     *<a name="line.29"></a>
<FONT color="green">030</FONT>     * &lt;p&gt;This class contains various utility methods that make working with<a name="line.30"></a>
<FONT color="green">031</FONT>     * annotations simpler.&lt;/p&gt;<a name="line.31"></a>
<FONT color="green">032</FONT>     *<a name="line.32"></a>
<FONT color="green">033</FONT>     * &lt;p&gt;{@link Annotation} instances are always proxy objects; unfortunately<a name="line.33"></a>
<FONT color="green">034</FONT>     * dynamic proxies cannot be depended upon to know how to implement certain<a name="line.34"></a>
<FONT color="green">035</FONT>     * methods in the same manner as would be done by "natural" {@link Annotation}s.<a name="line.35"></a>
<FONT color="green">036</FONT>     * The methods presented in this class can be used to avoid that possibility. It<a name="line.36"></a>
<FONT color="green">037</FONT>     * is of course also possible for dynamic proxies to actually delegate their<a name="line.37"></a>
<FONT color="green">038</FONT>     * e.g. {@link Annotation#equals(Object)}/{@link Annotation#hashCode()}/<a name="line.38"></a>
<FONT color="green">039</FONT>     * {@link Annotation#toString()} implementations to {@link AnnotationUtils}.&lt;/p&gt;<a name="line.39"></a>
<FONT color="green">040</FONT>     *<a name="line.40"></a>
<FONT color="green">041</FONT>     * &lt;p&gt;#ThreadSafe#&lt;/p&gt;<a name="line.41"></a>
<FONT color="green">042</FONT>     *<a name="line.42"></a>
<FONT color="green">043</FONT>     * @since 3.0<a name="line.43"></a>
<FONT color="green">044</FONT>     * @version $Id: AnnotationUtils.java 1083850 2011-03-21 15:59:10Z mbenson $<a name="line.44"></a>
<FONT color="green">045</FONT>     */<a name="line.45"></a>
<FONT color="green">046</FONT>    public class AnnotationUtils {<a name="line.46"></a>
<FONT color="green">047</FONT>    <a name="line.47"></a>
<FONT color="green">048</FONT>        /**<a name="line.48"></a>
<FONT color="green">049</FONT>         * A style that prints annotations as recommended.<a name="line.49"></a>
<FONT color="green">050</FONT>         */<a name="line.50"></a>
<FONT color="green">051</FONT>        private static final ToStringStyle TO_STRING_STYLE = new ToStringStyle() {<a name="line.51"></a>
<FONT color="green">052</FONT>            /** Serialization version */<a name="line.52"></a>
<FONT color="green">053</FONT>            private static final long serialVersionUID = 1L;<a name="line.53"></a>
<FONT color="green">054</FONT>    <a name="line.54"></a>
<FONT color="green">055</FONT>            {<a name="line.55"></a>
<FONT color="green">056</FONT>                setDefaultFullDetail(true);<a name="line.56"></a>
<FONT color="green">057</FONT>                setArrayContentDetail(true);<a name="line.57"></a>
<FONT color="green">058</FONT>                setUseClassName(true);<a name="line.58"></a>
<FONT color="green">059</FONT>                setUseShortClassName(true);<a name="line.59"></a>
<FONT color="green">060</FONT>                setUseIdentityHashCode(false);<a name="line.60"></a>
<FONT color="green">061</FONT>                setContentStart("(");<a name="line.61"></a>
<FONT color="green">062</FONT>                setContentEnd(")");<a name="line.62"></a>
<FONT color="green">063</FONT>                setFieldSeparator(", ");<a name="line.63"></a>
<FONT color="green">064</FONT>                setArrayStart("[");<a name="line.64"></a>
<FONT color="green">065</FONT>                setArrayEnd("]");<a name="line.65"></a>
<FONT color="green">066</FONT>            }<a name="line.66"></a>
<FONT color="green">067</FONT>    <a name="line.67"></a>
<FONT color="green">068</FONT>            /**<a name="line.68"></a>
<FONT color="green">069</FONT>             * {@inheritDoc}<a name="line.69"></a>
<FONT color="green">070</FONT>             */<a name="line.70"></a>
<FONT color="green">071</FONT>            @Override<a name="line.71"></a>
<FONT color="green">072</FONT>            protected String getShortClassName(java.lang.Class&lt;?&gt; cls) {<a name="line.72"></a>
<FONT color="green">073</FONT>                Class&lt;? extends Annotation&gt; annotationType = null;<a name="line.73"></a>
<FONT color="green">074</FONT>                for (Class&lt;?&gt; iface : ClassUtils.getAllInterfaces(cls)) {<a name="line.74"></a>
<FONT color="green">075</FONT>                    if (Annotation.class.isAssignableFrom(iface)) {<a name="line.75"></a>
<FONT color="green">076</FONT>                        @SuppressWarnings("unchecked")<a name="line.76"></a>
<FONT color="green">077</FONT>                        //because we just checked the assignability<a name="line.77"></a>
<FONT color="green">078</FONT>                        Class&lt;? extends Annotation&gt; found = (Class&lt;? extends Annotation&gt;) iface;<a name="line.78"></a>
<FONT color="green">079</FONT>                        annotationType = found;<a name="line.79"></a>
<FONT color="green">080</FONT>                        break;<a name="line.80"></a>
<FONT color="green">081</FONT>                    }<a name="line.81"></a>
<FONT color="green">082</FONT>                }<a name="line.82"></a>
<FONT color="green">083</FONT>                return new StringBuilder(annotationType == null ? "" : annotationType.getName())<a name="line.83"></a>
<FONT color="green">084</FONT>                        .insert(0, '@').toString();<a name="line.84"></a>
<FONT color="green">085</FONT>            }<a name="line.85"></a>
<FONT color="green">086</FONT>    <a name="line.86"></a>
<FONT color="green">087</FONT>            /**<a name="line.87"></a>
<FONT color="green">088</FONT>             * {@inheritDoc}<a name="line.88"></a>
<FONT color="green">089</FONT>             */<a name="line.89"></a>
<FONT color="green">090</FONT>            @Override<a name="line.90"></a>
<FONT color="green">091</FONT>            protected void appendDetail(StringBuffer buffer, String fieldName, Object value) {<a name="line.91"></a>
<FONT color="green">092</FONT>                if (value instanceof Annotation) {<a name="line.92"></a>
<FONT color="green">093</FONT>                    value = AnnotationUtils.toString((Annotation) value);<a name="line.93"></a>
<FONT color="green">094</FONT>                }<a name="line.94"></a>
<FONT color="green">095</FONT>                super.appendDetail(buffer, fieldName, value);<a name="line.95"></a>
<FONT color="green">096</FONT>            }<a name="line.96"></a>
<FONT color="green">097</FONT>    <a name="line.97"></a>
<FONT color="green">098</FONT>        };<a name="line.98"></a>
<FONT color="green">099</FONT>    <a name="line.99"></a>
<FONT color="green">100</FONT>        /**<a name="line.100"></a>
<FONT color="green">101</FONT>         * &lt;p&gt;{@code AnnotationUtils} instances should NOT be constructed in<a name="line.101"></a>
<FONT color="green">102</FONT>         * standard programming. Instead, the class should be used statically.&lt;/p&gt;<a name="line.102"></a>
<FONT color="green">103</FONT>         *<a name="line.103"></a>
<FONT color="green">104</FONT>         * &lt;p&gt;This constructor is public to permit tools that require a JavaBean<a name="line.104"></a>
<FONT color="green">105</FONT>         * instance to operate.&lt;/p&gt;<a name="line.105"></a>
<FONT color="green">106</FONT>         */<a name="line.106"></a>
<FONT color="green">107</FONT>        public AnnotationUtils() {<a name="line.107"></a>
<FONT color="green">108</FONT>        }<a name="line.108"></a>
<FONT color="green">109</FONT>    <a name="line.109"></a>
<FONT color="green">110</FONT>        //-----------------------------------------------------------------------<a name="line.110"></a>
<FONT color="green">111</FONT>        /**<a name="line.111"></a>
<FONT color="green">112</FONT>         * &lt;p&gt;Checks if two annotations are equal using the criteria for equality<a name="line.112"></a>
<FONT color="green">113</FONT>         * presented in the {@link Annotation#equals(Object)} API docs.&lt;/p&gt;<a name="line.113"></a>
<FONT color="green">114</FONT>         *<a name="line.114"></a>
<FONT color="green">115</FONT>         * @param a1 the first Annotation to compare, {@code null} returns<a name="line.115"></a>
<FONT color="green">116</FONT>         * {@code false} unless both are {@code null}<a name="line.116"></a>
<FONT color="green">117</FONT>         * @param a2 the second Annotation to compare, {@code null} returns<a name="line.117"></a>
<FONT color="green">118</FONT>         * {@code false} unless both are {@code null}<a name="line.118"></a>
<FONT color="green">119</FONT>         * @return {@code true} if the two annotations are {@code equal} or both<a name="line.119"></a>
<FONT color="green">120</FONT>         * {@code null}<a name="line.120"></a>
<FONT color="green">121</FONT>         */<a name="line.121"></a>
<FONT color="green">122</FONT>        public static boolean equals(Annotation a1, Annotation a2) {<a name="line.122"></a>
<FONT color="green">123</FONT>            if (a1 == a2) {<a name="line.123"></a>
<FONT color="green">124</FONT>                return true;<a name="line.124"></a>
<FONT color="green">125</FONT>            }<a name="line.125"></a>
<FONT color="green">126</FONT>            if (a1 == null || a2 == null) {<a name="line.126"></a>
<FONT color="green">127</FONT>                return false;<a name="line.127"></a>
<FONT color="green">128</FONT>            }<a name="line.128"></a>
<FONT color="green">129</FONT>            Class&lt;? extends Annotation&gt; type = a1.annotationType();<a name="line.129"></a>
<FONT color="green">130</FONT>            Class&lt;? extends Annotation&gt; type2 = a2.annotationType();<a name="line.130"></a>
<FONT color="green">131</FONT>            Validate.notNull(type, "Annotation %s with null annotationType()", a1);<a name="line.131"></a>
<FONT color="green">132</FONT>            Validate.notNull(type2, "Annotation %s with null annotationType()", a2);<a name="line.132"></a>
<FONT color="green">133</FONT>            if (!type.equals(type2)) {<a name="line.133"></a>
<FONT color="green">134</FONT>                return false;<a name="line.134"></a>
<FONT color="green">135</FONT>            }<a name="line.135"></a>
<FONT color="green">136</FONT>            try {<a name="line.136"></a>
<FONT color="green">137</FONT>                for (Method m : type.getDeclaredMethods()) {<a name="line.137"></a>
<FONT color="green">138</FONT>                    if (m.getParameterTypes().length == 0<a name="line.138"></a>
<FONT color="green">139</FONT>                            &amp;&amp; isValidAnnotationMemberType(m.getReturnType())) {<a name="line.139"></a>
<FONT color="green">140</FONT>                        Object v1 = m.invoke(a1);<a name="line.140"></a>
<FONT color="green">141</FONT>                        Object v2 = m.invoke(a2);<a name="line.141"></a>
<FONT color="green">142</FONT>                        if (!memberEquals(m.getReturnType(), v1, v2)) {<a name="line.142"></a>
<FONT color="green">143</FONT>                            return false;<a name="line.143"></a>
<FONT color="green">144</FONT>                        }<a name="line.144"></a>
<FONT color="green">145</FONT>                    }<a name="line.145"></a>
<FONT color="green">146</FONT>                }<a name="line.146"></a>
<FONT color="green">147</FONT>            } catch (IllegalAccessException ex) {<a name="line.147"></a>
<FONT color="green">148</FONT>                return false;<a name="line.148"></a>
<FONT color="green">149</FONT>            } catch (InvocationTargetException ex) {<a name="line.149"></a>
<FONT color="green">150</FONT>                return false;<a name="line.150"></a>
<FONT color="green">151</FONT>            }<a name="line.151"></a>
<FONT color="green">152</FONT>            return true;<a name="line.152"></a>
<FONT color="green">153</FONT>        }<a name="line.153"></a>
<FONT color="green">154</FONT>    <a name="line.154"></a>
<FONT color="green">155</FONT>        /**<a name="line.155"></a>
<FONT color="green">156</FONT>         * &lt;p&gt;Generate a hash code for the given annotation using the algorithm<a name="line.156"></a>
<FONT color="green">157</FONT>         * presented in the {@link Annotation#hashCode()} API docs.&lt;/p&gt;<a name="line.157"></a>
<FONT color="green">158</FONT>         *<a name="line.158"></a>
<FONT color="green">159</FONT>         * @param a the Annotation for a hash code calculation is desired, not<a name="line.159"></a>
<FONT color="green">160</FONT>         * {@code null}<a name="line.160"></a>
<FONT color="green">161</FONT>         * @return the calculated hash code<a name="line.161"></a>
<FONT color="green">162</FONT>         * @throws RuntimeException if an {@code Exception} is encountered during<a name="line.162"></a>
<FONT color="green">163</FONT>         * annotation member access<a name="line.163"></a>
<FONT color="green">164</FONT>         * @throws IllegalStateException if an annotation method invocation returns<a name="line.164"></a>
<FONT color="green">165</FONT>         * {@code null}<a name="line.165"></a>
<FONT color="green">166</FONT>         */<a name="line.166"></a>
<FONT color="green">167</FONT>        public static int hashCode(Annotation a) {<a name="line.167"></a>
<FONT color="green">168</FONT>            int result = 0;<a name="line.168"></a>
<FONT color="green">169</FONT>            Class&lt;? extends Annotation&gt; type = a.annotationType();<a name="line.169"></a>
<FONT color="green">170</FONT>            for (Method m : type.getDeclaredMethods()) {<a name="line.170"></a>
<FONT color="green">171</FONT>                try {<a name="line.171"></a>
<FONT color="green">172</FONT>                    Object value = m.invoke(a);<a name="line.172"></a>
<FONT color="green">173</FONT>                    if (value == null) {<a name="line.173"></a>
<FONT color="green">174</FONT>                        throw new IllegalStateException(<a name="line.174"></a>
<FONT color="green">175</FONT>                                String.format("Annotation method %s returned null", m));<a name="line.175"></a>
<FONT color="green">176</FONT>                    }<a name="line.176"></a>
<FONT color="green">177</FONT>                    result += hashMember(m.getName(), value);<a name="line.177"></a>
<FONT color="green">178</FONT>                } catch (RuntimeException ex) {<a name="line.178"></a>
<FONT color="green">179</FONT>                    throw ex;<a name="line.179"></a>
<FONT color="green">180</FONT>                } catch (Exception ex) {<a name="line.180"></a>
<FONT color="green">181</FONT>                    throw new RuntimeException(ex);<a name="line.181"></a>
<FONT color="green">182</FONT>                }<a name="line.182"></a>
<FONT color="green">183</FONT>            }<a name="line.183"></a>
<FONT color="green">184</FONT>            return result;<a name="line.184"></a>
<FONT color="green">185</FONT>        }<a name="line.185"></a>
<FONT color="green">186</FONT>    <a name="line.186"></a>
<FONT color="green">187</FONT>        /**<a name="line.187"></a>
<FONT color="green">188</FONT>         * &lt;p&gt;Generate a string representation of an Annotation, as suggested by<a name="line.188"></a>
<FONT color="green">189</FONT>         * {@link Annotation#toString()}.&lt;/p&gt;<a name="line.189"></a>
<FONT color="green">190</FONT>         *<a name="line.190"></a>
<FONT color="green">191</FONT>         * @param a the annotation of which a string representation is desired<a name="line.191"></a>
<FONT color="green">192</FONT>         * @return the standard string representation of an annotation, not<a name="line.192"></a>
<FONT color="green">193</FONT>         * {@code null}<a name="line.193"></a>
<FONT color="green">194</FONT>         */<a name="line.194"></a>
<FONT color="green">195</FONT>        public static String toString(final Annotation a) {<a name="line.195"></a>
<FONT color="green">196</FONT>            ToStringBuilder builder = new ToStringBuilder(a, TO_STRING_STYLE);<a name="line.196"></a>
<FONT color="green">197</FONT>            for (Method m : a.annotationType().getDeclaredMethods()) {<a name="line.197"></a>
<FONT color="green">198</FONT>                if (m.getParameterTypes().length &gt; 0) {<a name="line.198"></a>
<FONT color="green">199</FONT>                    continue; //wtf?<a name="line.199"></a>
<FONT color="green">200</FONT>                }<a name="line.200"></a>
<FONT color="green">201</FONT>                try {<a name="line.201"></a>
<FONT color="green">202</FONT>                    builder.append(m.getName(), m.invoke(a));<a name="line.202"></a>
<FONT color="green">203</FONT>                } catch (RuntimeException ex) {<a name="line.203"></a>
<FONT color="green">204</FONT>                    throw ex;<a name="line.204"></a>
<FONT color="green">205</FONT>                } catch (Exception ex) {<a name="line.205"></a>
<FONT color="green">206</FONT>                    throw new RuntimeException(ex);<a name="line.206"></a>
<FONT color="green">207</FONT>                }<a name="line.207"></a>
<FONT color="green">208</FONT>            }<a name="line.208"></a>
<FONT color="green">209</FONT>            return builder.build();<a name="line.209"></a>
<FONT color="green">210</FONT>        }<a name="line.210"></a>
<FONT color="green">211</FONT>    <a name="line.211"></a>
<FONT color="green">212</FONT>        /**<a name="line.212"></a>
<FONT color="green">213</FONT>         * &lt;p&gt;Checks if the specified type is permitted as an annotation member.&lt;/p&gt;<a name="line.213"></a>
<FONT color="green">214</FONT>         *<a name="line.214"></a>
<FONT color="green">215</FONT>         * &lt;p&gt;The Java language specification only permits certain types to be used<a name="line.215"></a>
<FONT color="green">216</FONT>         * in annotations. These include {@link String}, {@link Class}, primitive<a name="line.216"></a>
<FONT color="green">217</FONT>         * types, {@link Annotation}, {@link Enum}, and single-dimensional arrays of<a name="line.217"></a>
<FONT color="green">218</FONT>         * these types.&lt;/p&gt;<a name="line.218"></a>
<FONT color="green">219</FONT>         *<a name="line.219"></a>
<FONT color="green">220</FONT>         * @param type the type to check, {@code null}<a name="line.220"></a>
<FONT color="green">221</FONT>         * @return {@code true} if the type is a valid type to use in an annotation<a name="line.221"></a>
<FONT color="green">222</FONT>         */<a name="line.222"></a>
<FONT color="green">223</FONT>        public static boolean isValidAnnotationMemberType(Class&lt;?&gt; type) {<a name="line.223"></a>
<FONT color="green">224</FONT>            if (type == null) {<a name="line.224"></a>
<FONT color="green">225</FONT>                return false;<a name="line.225"></a>
<FONT color="green">226</FONT>            }<a name="line.226"></a>
<FONT color="green">227</FONT>            if (type.isArray()) {<a name="line.227"></a>
<FONT color="green">228</FONT>                type = type.getComponentType();<a name="line.228"></a>
<FONT color="green">229</FONT>            }<a name="line.229"></a>
<FONT color="green">230</FONT>            return type.isPrimitive() || type.isEnum() || type.isAnnotation()<a name="line.230"></a>
<FONT color="green">231</FONT>                    || String.class.equals(type) || Class.class.equals(type);<a name="line.231"></a>
<FONT color="green">232</FONT>        }<a name="line.232"></a>
<FONT color="green">233</FONT>    <a name="line.233"></a>
<FONT color="green">234</FONT>        //besides modularity, this has the advantage of autoboxing primitives:<a name="line.234"></a>
<FONT color="green">235</FONT>        /**<a name="line.235"></a>
<FONT color="green">236</FONT>         * Helper method for generating a hash code for a member of an annotation.<a name="line.236"></a>
<FONT color="green">237</FONT>         *<a name="line.237"></a>
<FONT color="green">238</FONT>         * @param name the name of the member<a name="line.238"></a>
<FONT color="green">239</FONT>         * @param value the value of the member<a name="line.239"></a>
<FONT color="green">240</FONT>         * @return a hash code for this member<a name="line.240"></a>
<FONT color="green">241</FONT>         */<a name="line.241"></a>
<FONT color="green">242</FONT>        private static int hashMember(String name, Object value) {<a name="line.242"></a>
<FONT color="green">243</FONT>            int part1 = name.hashCode() * 127;<a name="line.243"></a>
<FONT color="green">244</FONT>            if (value.getClass().isArray()) {<a name="line.244"></a>
<FONT color="green">245</FONT>                return part1 ^ arrayMemberHash(value.getClass().getComponentType(), value);<a name="line.245"></a>
<FONT color="green">246</FONT>            }<a name="line.246"></a>
<FONT color="green">247</FONT>            if (value instanceof Annotation) {<a name="line.247"></a>
<FONT color="green">248</FONT>                return part1 ^ hashCode((Annotation) value);<a name="line.248"></a>
<FONT color="green">249</FONT>            }<a name="line.249"></a>
<FONT color="green">250</FONT>            return part1 ^ value.hashCode();<a name="line.250"></a>
<FONT color="green">251</FONT>        }<a name="line.251"></a>
<FONT color="green">252</FONT>    <a name="line.252"></a>
<FONT color="green">253</FONT>        /**<a name="line.253"></a>
<FONT color="green">254</FONT>         * Helper method for checking whether two objects of the given type are<a name="line.254"></a>
<FONT color="green">255</FONT>         * equal. This method is used to compare the parameters of two annotation<a name="line.255"></a>
<FONT color="green">256</FONT>         * instances.<a name="line.256"></a>
<FONT color="green">257</FONT>         *<a name="line.257"></a>
<FONT color="green">258</FONT>         * @param type the type of the objects to be compared<a name="line.258"></a>
<FONT color="green">259</FONT>         * @param o1 the first object<a name="line.259"></a>
<FONT color="green">260</FONT>         * @param o2 the second object<a name="line.260"></a>
<FONT color="green">261</FONT>         * @return a flag whether these objects are equal<a name="line.261"></a>
<FONT color="green">262</FONT>         */<a name="line.262"></a>
<FONT color="green">263</FONT>        private static boolean memberEquals(Class&lt;?&gt; type, Object o1, Object o2) {<a name="line.263"></a>
<FONT color="green">264</FONT>            if (o1 == o2) {<a name="line.264"></a>
<FONT color="green">265</FONT>                return true;<a name="line.265"></a>
<FONT color="green">266</FONT>            }<a name="line.266"></a>
<FONT color="green">267</FONT>            if (o1 == null || o2 == null) {<a name="line.267"></a>
<FONT color="green">268</FONT>                return false;<a name="line.268"></a>
<FONT color="green">269</FONT>            }<a name="line.269"></a>
<FONT color="green">270</FONT>            if (type.isArray()) {<a name="line.270"></a>
<FONT color="green">271</FONT>                return arrayMemberEquals(type.getComponentType(), o1, o2);<a name="line.271"></a>
<FONT color="green">272</FONT>            }<a name="line.272"></a>
<FONT color="green">273</FONT>            if (type.isAnnotation()) {<a name="line.273"></a>
<FONT color="green">274</FONT>                return equals((Annotation) o1, (Annotation) o2);<a name="line.274"></a>
<FONT color="green">275</FONT>            }<a name="line.275"></a>
<FONT color="green">276</FONT>            return o1.equals(o2);<a name="line.276"></a>
<FONT color="green">277</FONT>        }<a name="line.277"></a>
<FONT color="green">278</FONT>    <a name="line.278"></a>
<FONT color="green">279</FONT>        /**<a name="line.279"></a>
<FONT color="green">280</FONT>         * Helper method for comparing two objects of an array type.<a name="line.280"></a>
<FONT color="green">281</FONT>         *<a name="line.281"></a>
<FONT color="green">282</FONT>         * @param componentType the component type of the array<a name="line.282"></a>
<FONT color="green">283</FONT>         * @param o1 the first object<a name="line.283"></a>
<FONT color="green">284</FONT>         * @param o2 the second object<a name="line.284"></a>
<FONT color="green">285</FONT>         * @return a flag whether these objects are equal<a name="line.285"></a>
<FONT color="green">286</FONT>         */<a name="line.286"></a>
<FONT color="green">287</FONT>        private static boolean arrayMemberEquals(Class&lt;?&gt; componentType, Object o1, Object o2) {<a name="line.287"></a>
<FONT color="green">288</FONT>            if (componentType.isAnnotation()) {<a name="line.288"></a>
<FONT color="green">289</FONT>                return annotationArrayMemberEquals((Annotation[]) o1, (Annotation[]) o2);<a name="line.289"></a>
<FONT color="green">290</FONT>            }<a name="line.290"></a>
<FONT color="green">291</FONT>            if (componentType.equals(Byte.TYPE)) {<a name="line.291"></a>
<FONT color="green">292</FONT>                return Arrays.equals((byte[]) o1, (byte[]) o2);<a name="line.292"></a>
<FONT color="green">293</FONT>            }<a name="line.293"></a>
<FONT color="green">294</FONT>            if (componentType.equals(Short.TYPE)) {<a name="line.294"></a>
<FONT color="green">295</FONT>                return Arrays.equals((short[]) o1, (short[]) o2);<a name="line.295"></a>
<FONT color="green">296</FONT>            }<a name="line.296"></a>
<FONT color="green">297</FONT>            if (componentType.equals(Integer.TYPE)) {<a name="line.297"></a>
<FONT color="green">298</FONT>                return Arrays.equals((int[]) o1, (int[]) o2);<a name="line.298"></a>
<FONT color="green">299</FONT>            }<a name="line.299"></a>
<FONT color="green">300</FONT>            if (componentType.equals(Character.TYPE)) {<a name="line.300"></a>
<FONT color="green">301</FONT>                return Arrays.equals((char[]) o1, (char[]) o2);<a name="line.301"></a>
<FONT color="green">302</FONT>            }<a name="line.302"></a>
<FONT color="green">303</FONT>            if (componentType.equals(Long.TYPE)) {<a name="line.303"></a>
<FONT color="green">304</FONT>                return Arrays.equals((long[]) o1, (long[]) o2);<a name="line.304"></a>
<FONT color="green">305</FONT>            }<a name="line.305"></a>
<FONT color="green">306</FONT>            if (componentType.equals(Float.TYPE)) {<a name="line.306"></a>
<FONT color="green">307</FONT>                return Arrays.equals((float[]) o1, (float[]) o2);<a name="line.307"></a>
<FONT color="green">308</FONT>            }<a name="line.308"></a>
<FONT color="green">309</FONT>            if (componentType.equals(Double.TYPE)) {<a name="line.309"></a>
<FONT color="green">310</FONT>                return Arrays.equals((double[]) o1, (double[]) o2);<a name="line.310"></a>
<FONT color="green">311</FONT>            }<a name="line.311"></a>
<FONT color="green">312</FONT>            if (componentType.equals(Boolean.TYPE)) {<a name="line.312"></a>
<FONT color="green">313</FONT>                return Arrays.equals((boolean[]) o1, (boolean[]) o2);<a name="line.313"></a>
<FONT color="green">314</FONT>            }<a name="line.314"></a>
<FONT color="green">315</FONT>            return Arrays.equals((Object[]) o1, (Object[]) o2);<a name="line.315"></a>
<FONT color="green">316</FONT>        }<a name="line.316"></a>
<FONT color="green">317</FONT>    <a name="line.317"></a>
<FONT color="green">318</FONT>        /**<a name="line.318"></a>
<FONT color="green">319</FONT>         * Helper method for comparing two arrays of annotations.<a name="line.319"></a>
<FONT color="green">320</FONT>         *<a name="line.320"></a>
<FONT color="green">321</FONT>         * @param a1 the first array<a name="line.321"></a>
<FONT color="green">322</FONT>         * @param a2 the second array<a name="line.322"></a>
<FONT color="green">323</FONT>         * @return a flag whether these arrays are equal<a name="line.323"></a>
<FONT color="green">324</FONT>         */<a name="line.324"></a>
<FONT color="green">325</FONT>        private static boolean annotationArrayMemberEquals(Annotation[] a1, Annotation[] a2) {<a name="line.325"></a>
<FONT color="green">326</FONT>            if (a1.length != a2.length) {<a name="line.326"></a>
<FONT color="green">327</FONT>                return false;<a name="line.327"></a>
<FONT color="green">328</FONT>            }<a name="line.328"></a>
<FONT color="green">329</FONT>            for (int i = 0; i &lt; a1.length; i++) {<a name="line.329"></a>
<FONT color="green">330</FONT>                if (!equals(a1[i], a2[i])) {<a name="line.330"></a>
<FONT color="green">331</FONT>                    return false;<a name="line.331"></a>
<FONT color="green">332</FONT>                }<a name="line.332"></a>
<FONT color="green">333</FONT>            }<a name="line.333"></a>
<FONT color="green">334</FONT>            return true;<a name="line.334"></a>
<FONT color="green">335</FONT>        }<a name="line.335"></a>
<FONT color="green">336</FONT>    <a name="line.336"></a>
<FONT color="green">337</FONT>        /**<a name="line.337"></a>
<FONT color="green">338</FONT>         * Helper method for generating a hash code for an array.<a name="line.338"></a>
<FONT color="green">339</FONT>         *<a name="line.339"></a>
<FONT color="green">340</FONT>         * @param componentType the component type of the array<a name="line.340"></a>
<FONT color="green">341</FONT>         * @param o the array<a name="line.341"></a>
<FONT color="green">342</FONT>         * @return a hash code for the specified array<a name="line.342"></a>
<FONT color="green">343</FONT>         */<a name="line.343"></a>
<FONT color="green">344</FONT>        private static int arrayMemberHash(Class&lt;?&gt; componentType, Object o) {<a name="line.344"></a>
<FONT color="green">345</FONT>            if (componentType.equals(Byte.TYPE)) {<a name="line.345"></a>
<FONT color="green">346</FONT>                return Arrays.hashCode((byte[]) o);<a name="line.346"></a>
<FONT color="green">347</FONT>            }<a name="line.347"></a>
<FONT color="green">348</FONT>            if (componentType.equals(Short.TYPE)) {<a name="line.348"></a>
<FONT color="green">349</FONT>                return Arrays.hashCode((short[]) o);<a name="line.349"></a>
<FONT color="green">350</FONT>            }<a name="line.350"></a>
<FONT color="green">351</FONT>            if (componentType.equals(Integer.TYPE)) {<a name="line.351"></a>
<FONT color="green">352</FONT>                return Arrays.hashCode((int[]) o);<a name="line.352"></a>
<FONT color="green">353</FONT>            }<a name="line.353"></a>
<FONT color="green">354</FONT>            if (componentType.equals(Character.TYPE)) {<a name="line.354"></a>
<FONT color="green">355</FONT>                return Arrays.hashCode((char[]) o);<a name="line.355"></a>
<FONT color="green">356</FONT>            }<a name="line.356"></a>
<FONT color="green">357</FONT>            if (componentType.equals(Long.TYPE)) {<a name="line.357"></a>
<FONT color="green">358</FONT>                return Arrays.hashCode((long[]) o);<a name="line.358"></a>
<FONT color="green">359</FONT>            }<a name="line.359"></a>
<FONT color="green">360</FONT>            if (componentType.equals(Float.TYPE)) {<a name="line.360"></a>
<FONT color="green">361</FONT>                return Arrays.hashCode((float[]) o);<a name="line.361"></a>
<FONT color="green">362</FONT>            }<a name="line.362"></a>
<FONT color="green">363</FONT>            if (componentType.equals(Double.TYPE)) {<a name="line.363"></a>
<FONT color="green">364</FONT>                return Arrays.hashCode((double[]) o);<a name="line.364"></a>
<FONT color="green">365</FONT>            }<a name="line.365"></a>
<FONT color="green">366</FONT>            if (componentType.equals(Boolean.TYPE)) {<a name="line.366"></a>
<FONT color="green">367</FONT>                return Arrays.hashCode((boolean[]) o);<a name="line.367"></a>
<FONT color="green">368</FONT>            }<a name="line.368"></a>
<FONT color="green">369</FONT>            return Arrays.hashCode((Object[]) o);<a name="line.369"></a>
<FONT color="green">370</FONT>        }<a name="line.370"></a>
<FONT color="green">371</FONT>    }<a name="line.371"></a>




























































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